Home / 61,708.06-85,157.28-33,413.74

Finding the Fourth Proportional to 61,708.06, 85,157.28 and 33,413.74

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Solution

The fourth proportional to 61,708.06, 85,157.28 and 33,413.74 is: 46,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,708.06 : 85,157.28 = 33,413.74 : x
  2. Step 2: Convert to fraction form
    61,708.06/85,157.28 = 33,413.74/x
  3. Step 3: Cross multiply
    61,708.06x = 85,157.28 × 33,413.74
  4. Step 4: Simplify right side
    61,708.06x = 2,845,423,213.03
  5. Step 5: Solve for x
    x = 2,845,423,213.03/61,708.06
  6. Step 6: Final answer
    x = 46,111.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.